Home / 434,181.20-651,278.52-153,502.16

Finding the Fourth Proportional to 434,181.20, 651,278.52 and 153,502.16

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Solution

The fourth proportional to 434,181.20, 651,278.52 and 153,502.16 is: 230,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,181.20 : 651,278.52 = 153,502.16 : x
  2. Step 2: Convert to fraction form
    434,181.20/651,278.52 = 153,502.16/x
  3. Step 3: Cross multiply
    434,181.20x = 651,278.52 × 153,502.16
  4. Step 4: Simplify right side
    434,181.20x = 99,972,659,581.60
  5. Step 5: Solve for x
    x = 99,972,659,581.60/434,181.20
  6. Step 6: Final answer
    x = 230,255.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.